Home / 3,089.30-4,634.01-1,009.31

Finding the Fourth Proportional to 3,089.30, 4,634.01 and 1,009.31

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Solution

The fourth proportional to 3,089.30, 4,634.01 and 1,009.31 is: 1,513.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.30 : 4,634.01 = 1,009.31 : x
  2. Step 2: Convert to fraction form
    3,089.30/4,634.01 = 1,009.31/x
  3. Step 3: Cross multiply
    3,089.30x = 4,634.01 × 1,009.31
  4. Step 4: Simplify right side
    3,089.30x = 4,677,152.63
  5. Step 5: Solve for x
    x = 4,677,152.63/3,089.30
  6. Step 6: Final answer
    x = 1,513.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.